/*
 * Copyright 2021 Sergio Belda
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package dev.sergiobelda.todometer.common.domain.usecase.tasklist

import dev.sergiobelda.todometer.common.domain.Result
import dev.sergiobelda.todometer.common.domain.model.TaskList
import dev.sergiobelda.todometer.common.domain.repository.ITaskListRepository
import kotlinx.coroutines.flow.Flow

class GetTaskListUseCase(private val taskListRepository: ITaskListRepository) {

    /**
     * Retrieves the task list given its [id]. This flow emits a value of a task list
     * every time it changes.
     *
     * @return A Flow that emits the task list.
     */
    operator fun invoke(id: String): Flow<Result<TaskList>> =
        taskListRepository.getTaskList(id)
}
